Physics

What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45 degrees to the normal? The refractive index of water is 1.333.


32.04

45.00

59.99

33.76


I was thinking A or D

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asked by Derp
  1. 32.04
    r=sin⁻¹(sini/n)

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    posted by Elena

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